Super-fast, easy to use and free, the Ubuntu operating system powers millions of desktops, netbooks and servers around the world. Ubuntu does everything you need it to. It'll work with your existing PC files, printers, cameras and MP3 players. And it comes with thousands of free apps.

What is an operating system?

An operating system is what makes your computer work. The core program of any computer, it's designed to run all your programs and manage all your hardware and software. Other examples of operating systems include Microsoft Windows, Mac OS X and Android.Why Use Ubuntu

How does it compare to my system?

With Ubuntu, you can do everything you can do with other operating systems. But faster. And for free!Explore features ›

How can it be free?

Ubuntu is, and always will be, absolutely free. Created by the best open-source experts from all over the world, Ubuntu is available in 24 languages and ready for download today.Why is it free? ›